Finding the Third Proportional to 105,273.50 and 161,814

Step by Step Solution

1. Step 1: Write the proportion equation
   105,273.50 : 161,814 = 161,814 : x
2. Step 2: Convert to fraction form
   105,273.50/161,814 = 161,814/x
3. Step 3: Cross multiply
   105,273.50x = 161,814 × 161,814
4. Step 4: Simplify right side
   105,273.50x = 26,183,770,596
5. Step 5: Solve for x
   x = 26,183,770,596/105,273.50
6. Step 6: Final answer
   x = 248,721.38